The talks began some fifteen minutes late.
商谈迟了约十五分钟才开始。
We paid off our mortgage after fifteen years.
Bob spent fifteen months alone on his yacht. Ann, meanwhile, took care of the children on her own.
鲍勃独自在他的游艇上待了十五个月。在这段时间，安一个人照顾孩子。
In its heyday , the company ran trains every fifteen minutes.
公司在最兴隆时期每隔十五分钟就开出一列火车。